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Cast Steel Gate Valves
Part # Type / Sizes 1/2" thru 24"(IN)
Class 150, 300, 600
Materials
Body & Bonnet
ASTM A216 Gr. WCB,
ASTM A 352 Gr. LCB,
ASTM A 351 Gr. CF8 / CF8M / CF3 / CF3M
Wedge & Seat Ring
WCB with 13% Chrome Overlay on Seal Faces,
ASTM A 351 Gr. CF8 / CF8M / CF3 / CF3M
Stem, Gland & Bonnet Bush
ASTM A 276 Type 410 / ASTM A 276
Type 304/316
Yoke Sleeve
Ni-Resist ASTM A 439 Gr. D2
Gland Packing
Graphited Asbestos / Graphited
Asbestos with Inconnel Wire / Grafoil / PTFE
Gasket
Compressed Asbestos Fibre / Spiral
Wound 304/316 with CAF filler
Stud / Nut
ASTM A 193 Gr. B7 / ASTM A 194 Gr. 2H
Yoke & Hand Wheel
Carbon Steel
Design Standard
API 600
Testing Standard
API 598
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| ©2005 Black Bear Valve, All Rights Reserved |
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